def fetch_info(self, metainfo):
value = DeviceValuePlaceholder('Distances',
self.component).fetch_info(metainfo)
sample = DeviceValuePlaceholder('Distances',
'sample').fetch_info(metainfo)
if sample and isinstance(sample[0], float) and \
value and isinstance(value[0], float):
dist = sample[0] - value[0]
return (dist, '%s' % dist, value[2], value[3])
else:
return (self.defaultval, '%s' % self.defaultval, 'mm', 'general')
def __init__(self,
device,
dtype,
separate_log=False,
parameter='value',
**attr):
KafkaStream.__init__(self, **attr)
DeviceValuePlaceholder.__init__(self, device, parameter)
self.set('type', dtype)
self.set('writer_module', 'ns10')
self.separate_log = separate_log
def fetch_info(self, metainfo):
""" Returns the slit geometry [top-bottom, left-right]
"""
num = self.slit
top = DeviceValuePlaceholder('d%st' % num).fetch_info(metainfo)
bottom = DeviceValuePlaceholder('d%sb' % num).fetch_info(metainfo)
left = DeviceValuePlaceholder('d1l').fetch_info(metainfo)
right = DeviceValuePlaceholder('d1r').fetch_info(metainfo)
h = self.defaultval if None in [top, bottom] else top[0] - bottom[0]
w = self.defaultval if None in [left, right] else left[0] - right[0]
if None in [h, w]:
return None
val = [h, w]
return val, '%s' % val, 'mm', ''
def fetch_info(self, metainfo):
useremail, _, _, _ = DeviceValuePlaceholder.fetch_info(self, metainfo)
usersplit = useremail.split('<')
ret = ''
if not self.getemail:
ret = usersplit[0].strip()
elif len(usersplit) > 1:
ret = usersplit[1][:-1]
return ret, ret, '', ''
def __init__(self,
device,
parameter='value',
dtype=None,
defaultval=None,
**attr):
val = DeviceValuePlaceholder(device, parameter, defaultval)
NXDataset.__init__(self, val, dtype, **attr)
# Set the NICOS data as attributes
if defaultval is not None:
self.attrs["default_value"] = NXAttribute(defaultval)
self.attrs["nicos_name"] = NXAttribute(device)
self.attrs["nicos_param"] = NXAttribute(parameter)
def __init__(self, dev, parameter, getemail=False):
DeviceValuePlaceholder.__init__(self, dev, parameter)
self.getemail = getemail
def fetch_info(self, metainfo):
start = DeviceValuePlaceholder(self.component).fetch_info(metainfo)[0]
val = []
for i in range(self.length):
val.append(start + i * self.step)
return val, '', 'degree', 'general'
def __init__(self, device, parameter='value', dtype=None, defaultval=None):
val = DeviceValuePlaceholder(device, parameter, defaultval)
NXAttribute.__init__(self, val, dtype)
def __init__(self, device, parameter='value', separate_log=True, **attr):
KafkaStream.__init__(self, **attr)
DeviceValuePlaceholder.__init__(self, device, parameter)
self.separate_log = separate_log